Dual cleaning modes: This PV module washer offers both dry and water cleaning options, with water mode using friction to effectively remove dust and dirt from solar panels, and it includes a 7 mm inner diameter water pipe connection for easy setup. Extra-wide 1.1 m nylon brush: Designed for commercial use, the large brush covers up to 1.1 m per pass, enabling one person to clean 1000-2000 m2 per hour efficiently, increasing productivity on solar farms. Adjustable carbon fiber telescopic pole: Featuring a lightweight and robust telescopic pole that extends from 2 to 8 meters with a secure locking mechanism, it allows easy access to high or hard-to-reach modules with one-handed operation. Universal mains power compatibility: Equipped with a voltage converter, the electric cleaning device can switch between 100 V and 240 V, making it suitable for use in various regions without additional adapters. Gentle yet powerful cleaning: The brush uses high-density, medium-hard nylon filaments that safely remove dirt without scratching solar modules, and its adjustable angle design ensures automatic adjustment for a thorough and gentle cleaning process.